1973 Mercedes-Benz S vs. 1991 Opel Frontera
To start off, 1991 Opel Frontera is newer by 18 year(s). Which means there will be less support and parts availability for 1973 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1973 Mercedes-Benz S would be higher. At 2,746 cc (6 cylinders), 1973 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1973 Mercedes-Benz S (182 HP @ 6000 RPM) has 68 more horse power than 1991 Opel Frontera. (114 HP @ 5200 RPM). In normal driving conditions, 1973 Mercedes-Benz S should accelerate faster than 1991 Opel Frontera. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Frontera weights approximately 29 kg more than 1973 Mercedes-Benz S.
Because 1991 Opel Frontera is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 1991 Opel Frontera will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1973 Mercedes-Benz S (233 Nm @ 4500 RPM) has 63 more torque (in Nm) than 1991 Opel Frontera. (170 Nm @ 2800 RPM). This means 1973 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Frontera.
Compare all specifications:
| 1973 Mercedes-Benz S | 1991 Opel Frontera | |
| Make | Mercedes-Benz | Opel |
| Model | S | Frontera |
| Year Released | 1973 | 1991 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2746 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 182 HP | 114 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 233 Nm | 170 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 78.8 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1610 kg | 1639 kg |
| Vehicle Length | 4970 mm | 4210 mm |
| Vehicle Width | 1880 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1700 mm |
| Wheelbase Size | 2870 mm | 2470 mm |
| Fuel Tank Capacity | 65 L | 75 L |
